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<head>
    <meta charset="UTF-8">
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    <title>学生管理系统</title>
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    <style>
    .wid{
        width: 16%;
        height: 30px;
    }
    </style>
</head>

<body>
    <h2>哈哈0</h2>

    <script src="./students.js"></script>
</body>

</html>